:root {
    /* Paleta baseada no site da ABAB Itaperuna (ababitaperuna.org.br) */
    --cor-primaria: #b22222;        /* firebrick - botões, item ativo */
    --cor-primaria-escura: #8b1a1a; /* vermelho escuro - hover */
    --cor-acento: #e76f51;          /* terracota - destaques e bordas */
    --sidebar-bg: #2a2a2a;          /* cinza escuro do rodapé do site */
    --sidebar-fg: #e6e0de;
}

* { box-sizing: border-box; }
body { background: #f2f4f3; color: #1f2937; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; }

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 244px; flex-shrink: 0; background: var(--sidebar-bg); color: var(--sidebar-fg);
    display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sidebar-brand { display: flex; align-items: center; gap: .6rem; padding: 1rem 1rem .75rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.brand-mark { background: var(--cor-primaria); color: #fff; font-weight: 700; width: 34px; height: 34px; border-radius: 8px; display: grid; place-items: center; }
.brand-text { font-size: .82rem; line-height: 1.1; font-weight: 600; }
/* logo institucional (ABAB) — chip branco p/ contraste na sidebar escura */
.brand-logo { width: 40px; height: 40px; object-fit: contain; background: #fff; border-radius: 9px; padding: 3px; flex-shrink: 0; }
.login-logo { width: 96px; height: auto; object-fit: contain; }
.painel-logo { width: 52px; height: 52px; object-fit: contain; flex-shrink: 0; }
.sidebar-nav { display: flex; flex-direction: column; padding: .5rem; gap: 2px; }
.sidebar-nav .nav-item { color: var(--sidebar-fg); text-decoration: none; padding: .55rem .75rem; border-radius: 7px; font-size: .9rem; }
.sidebar-nav .nav-item:hover { background: rgba(231,111,81,.20); }
.sidebar-nav .nav-item.ativo { background: var(--cor-primaria); color: #fff; font-weight: 600; }
.sidebar-nav .nav-secao { color: rgba(255,255,255,.45); font-size: 1.15rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: .8rem .75rem .3rem; }
/* cor/ícone por grupo (--grupo-cor vem inline por grupo) — ajuda a achar a aba certa */
.sidebar-nav .nav-grupo-rotulo { display: flex; align-items: center; gap: .4rem; }
.sidebar-nav .nav-grupo[style*="--grupo-cor"] .nav-grupo-rotulo { color: var(--grupo-cor); }
.sidebar-nav .nav-grupo-icone { font-size: 1.35rem; filter: saturate(1.4); }
.nav-grupo-itens[style*="--grupo-cor"] { border-left: 2px solid var(--grupo-cor); margin-left: .55rem; padding-left: .1rem; opacity: .95; }
.nav-grupo-itens[style*="--grupo-cor"] .nav-item.ativo { background: var(--grupo-cor); }
/* nota: evita color-mix()/oklch() aqui de propósito — o capturador de tela do
   Canal de Chamados (html2canvas) trava ao encontrar essas funções em qualquer
   elemento da página; hover cai no genérico definido acima (.nav-item:hover). */
.sidebar-nav .nav-sublabel { color: rgba(255,255,255,.38); font-size: .66rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; padding: .5rem .75rem .15rem; }
.sidebar-nav .nav-sublabel + .nav-item { margin-top: 0; }
/* subtemas em destaque (ex.: Cadastros, Matrículas na Secretaria): cor clara do grupo + fonte serifada */
.nav-grupo-itens[style*="--grupo-sub"] .nav-sublabel {
    color: var(--grupo-sub); font-family: Georgia, "Times New Roman", serif; font-style: italic;
    font-size: .86rem; font-weight: 700; text-transform: none; letter-spacing: .01em;
    padding: .7rem .75rem .25rem; margin-top: .25rem; border-top: 1px solid rgba(143,180,255,.22);
}
.sidebar-brand { border-bottom-color: rgba(231,111,81,.35); }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 1rem; background: #fff; border-bottom: 2px solid var(--cor-acento); padding: .6rem 1.25rem; position: sticky; top: 0; z-index: 10; }
.topbar-title { font-weight: 600; font-size: 1.05rem; flex: 1; }
.topbar-user { display: flex; align-items: center; gap: .5rem; }
.content { padding: 1.5rem; max-width: 1200px; width: 100%; }

.page-head { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.page-head h1 { font-size: 1.4rem; margin: 0; }

.card { border: 1px solid #e5e7eb; box-shadow: 0 1px 2px rgba(0,0,0,.03); }
.card + .card { margin-top: 1rem; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 1rem; }
.stat { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 1rem; }
.stat .n { font-size: 1.7rem; font-weight: 700; color: var(--cor-primaria-escura); }
.stat .l { color: #6b7280; font-size: .85rem; }
.stat.alerta .n { color: #b91c1c; }

table.table { background: #fff; }
.table thead th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: #6b7280; }
.badge-status { font-size: .75rem; }

.btn-primary { background: var(--cor-primaria); border-color: var(--cor-primaria); }
.btn-primary:hover { background: var(--cor-primaria-escura); border-color: var(--cor-primaria-escura); }
a { color: var(--cor-primaria-escura); }

.form-section { border-top: 1px solid #e5e7eb; margin-top: 1.25rem; padding-top: 1rem; }
.form-section:first-of-type { border-top: 0; margin-top: 0; }
.form-section h2 { font-size: 1rem; color: var(--cor-primaria-escura); margin-bottom: .75rem; }

.login-wrap { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(135deg, #8b1a1a, #e76f51); }
.login-card { background: #fff; border-radius: 14px; padding: 2rem; width: 100%; max-width: 380px; box-shadow: 0 10px 40px rgba(0,0,0,.2); }

/* menu: grupos colapsáveis + badges + busca no topo */
.sidebar-nav .nav-item { display: flex; align-items: center; gap: .4rem; }
.sidebar-nav .nav-item .badge { font-size: .62rem; }
.sidebar-nav .nav-grupo {
    display: flex; align-items: center; justify-content: space-between; width: 100%;
    background: none; border: 0; text-align: left; cursor: pointer;
    color: rgba(255,255,255,.45); font-size: 1.15rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .06em; padding: .8rem .75rem .3rem;
}
.sidebar-nav .nav-grupo:hover { color: rgba(255,255,255,.75); }
.sidebar-nav .nav-grupo .nav-grupo-seta { transition: transform .15s; font-size: .7rem; }
.sidebar-nav .nav-grupo.fechado .nav-grupo-seta { transform: rotate(-90deg); }
#menu-recentes .nav-item { color: rgba(255,255,255,.8); font-size: .82rem; padding: .35rem .75rem; }
.topbar-busca { flex: 0 1 22rem; }
.topbar-busca input { min-width: 12rem; }
body.menu-oculto .sidebar { display: none; }
body.menu-oculto .main { width: 100%; }

@media (max-width: 992px) {
    .sidebar { position: fixed; left: -260px; z-index: 1050; transition: left .2s; }
    .sidebar.aberto { left: 0; display: flex; }
    body.menu-oculto .sidebar { display: flex; }
    .topbar-busca { display: none !important; }
}

@media print {
    .sidebar, .topbar, .no-print, .btn { display: none !important; }
    .content { padding: 0; max-width: none; }
    body { background: #fff; }
    .print-head { display: block !important; }
}
.print-head { display: none; margin-bottom: 1rem; border-bottom: 2px solid #000; padding-bottom: .5rem; }

/* Marca d'água de segurança sobre fotos de identificação de alunos (ver src/helpers.php:foto_protegida_attrs) */
.foto-protegida { position: relative; }
.foto-protegida::after {
    content: attr(data-marca); position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center; text-align: center;
    color: rgba(255,255,255,.75); font-size: .6rem; font-weight: 700; line-height: 1.25;
    text-shadow: 0 1px 2px rgba(0,0,0,.65); transform: rotate(-28deg); pointer-events: none;
    padding: 4px; word-break: break-word;
}
@media print {
    .foto-protegida.sm-marca::after { display: none; }
}

/* Produtividade — campos padronizados */
.campo-data { flex-wrap: nowrap; max-width: 15rem; }
.campo-data .js-data { min-width: 6.5rem; }
.js-data-cal { padding-left: .5rem; padding-right: .5rem; }
.js-doc-badge { vertical-align: middle; }
.invalid-feedback.js-fb:empty { display: none; }
kbd { background: #212529; color: #fff; border-radius: .25rem; padding: .1rem .35rem; font-size: .8em; }